50 lines · python
1"""2Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.3See https://llvm.org/LICENSE.txt for license information.4SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception5 6Prepares language bindings for LLDB build process. Run with --help7to see a description of the supported command line arguments.8"""9 10# Python modules:11import io12 13 14def _encoded_write(old_write, encoding):15 def impl(s):16 # If we were asked to write a `bytes` decode it as unicode before17 # attempting to write.18 if isinstance(s, bytes):19 s = s.decode(encoding, "replace")20 # Filter unreadable characters, Python 3 is stricter than python 2 about them.21 import re22 23 s = re.sub(r"[^\x00-\x7f]", r" ", s)24 return old_write(s)25 26 return impl27 28 29"""30Create a Text I/O file object that can be written to with either unicode strings31or byte strings.32"""33 34 35def open(36 file, encoding, mode="r", buffering=-1, errors=None, newline=None, closefd=True37):38 wrapped_file = io.open(39 file,40 mode=mode,41 buffering=buffering,42 encoding=encoding,43 errors=errors,44 newline=newline,45 closefd=closefd,46 )47 new_write = _encoded_write(getattr(wrapped_file, "write"), encoding)48 setattr(wrapped_file, "write", new_write)49 return wrapped_file50